Seiko’s reputation in the world of professional dive watches is unimpeachable, and a trusty Seiko diver is a staple in any well-rounded collection. But, until now these watches have primarily been made under the Seiko Prospex label. Well, that all changes today with the introduction of the first ever professional-grade diver made under their top tier label, the Grand Seiko Hi-Beat 36000 Professional 600m Diver. Released in two versions, the regular production black-dialled SBGH255 and the limited edition (of 500) blue-dialled SBGH257 is every inch a professional grade diver: with a large 46.9mm wide and 16.9mm high titanium case, powered by Grand Seiko’s excellent 9S85 movement, accurate to -3/+5 seconds a day. Moreover the ingenious design of the case (specifically the L-shaped crystal gasket) means that it’s suitable for gas saturation diving, without the need for a helium escape valve that would blemish the otherwise clean lines of the case. The watch is has magnetic resistance of 16,000 gauss, thanks largely to the solid iron dial. The unidirectional bezel, with elapsed time scale is heavily notched to ensure ease of operation, even at depth. What isn’t captured in this roll call of specifications is just how seriously manly this watch is.…
The post HANDS-ON: Grand Seiko has just released their first professional diver, the Hi-Beat 36000 Professional 600m (refs. SBGH255, SBGH257) and we find it intimidating appeared first on Time and Tide Watches.